If your NerdQaxe++ or Hydro miner won’t power on — no fan, no display, but the power light is still on — don’t panic.
This is a common issue caused by a hidden fuse on the mainboard. Here’s how to find and replace it safely.
🔍 Step 1: Confirm the Symptoms
Fan not spinning
Display shows nothing
Power indicator light still on
If these match, it’s likely your fuse has blown.
🧰 Step 2: What You’ll Need
Small screwdriver
Multimeter (optional)
Replacement fuse (same amp rating as the original)
⚙️ Step 3: Watch the Video Tutorial
🎥 Watch the full step-by-step video to locate and replace the fuse correctly.
https://youtu.be/V0NeYp7BPsA?si=erwD9xGIIWg5UUGY
🧯 Step 4: Replace the Fuse
Unplug the miner.
Remove the back cover carefully.
Locate the fuse near the power connector.
Gently replace it with a new one.
💡 Tip: If the new fuse blows again, check your power supply — it may be faulty.
✅ Step 5: Power On & Test
Reconnect power and turn it on.
If your fan spins and the display lights up, your NerdQaxe++ is fixed!
🧩 FAQ
Q: Can I use any fuse of similar size?
A: No — use one with the same voltage and amp rating.
Q: Does replacing the fuse void the warranty?
A: Usually no, as long as no PCB damage occurs.
📩 Need Help?
If you still can’t power on your miner, contact our support team at bitsoloplayer.io.